Supersprint S55 OPF/GPF Turbo Downpipes for BMW M2 Competition (M2C), M3, M4 - F87 F80 F82 F83 2018+ LCI | Catless Decat Pre-Cat Delete Straight Pipe Turbo Outlet Pipes Downpipe Upgrade | 525311

BMW M2 Competition M3 M4 S55 turbo downpipe upgrade for particulate filter cars by Supersprint - Part No. 525311

Give your S55-powered M car the exhaust freedom it deserves. These Supersprint straight-through turbo outlet pipes replace the restrictive pre-cats on EU6 particulate filter vehicles, improving gas velocity, sharpening turbo response and adding a far more purposeful soundtrack. Built from premium 304 grade stainless steel with precise TIG welds and smooth mandrel bends, this de-cat front pipe set is a proven performance foundation for track-focused builds and tuned setups.

If you are searching for M2C decat pipes, F80 M3 downpipe upgrade for GPF, F82 F83 M4 pre-cat delete, S55 race downpipes, OPF compatible downpipes, BMW M exhaust straight pipe kit, or turbo downpipes for 2018 on LCI models, this is the high quality solution. We have installed these in-house at MJ Modifications and customer feedback has been consistently excellent on fit, finish and the way the car drives.

Key reasons enthusiasts choose this Supersprint downpipe kit

• 304 stainless construction for durability and heat resistance
• TIG-welded, mandrel-bent tubing for uninterrupted flow right off the turbochargers
• Plug-and-play fit with factory-style flanges, mounting brackets and lambda sensor bosses
• Designed for OPF GPF equipped cars for the correct geometry and clearances
• Improves spool, throttle response and exhaust tone when combined with appropriate calibration
• Ideal for track and motorsport applications where catalytic converters are removed

Vehicle compatibility - particulate filter models

• BMW F87 M2 Competition 2018 onwards - with OPF GPF
• BMW F80 M3 LCI Saloon 2018 onwards - with OPF GPF
• BMW F82 M4 LCI Coupé 2018 onwards - with OPF GPF
• BMW F83 M4 LCI Convertible 2018 onwards - with OPF GPF

Engine: S55 twin turbo. Replaces the OEM pre-catalytic converters. Also referred to as decat downpipes, cat delete pipes, race downpipes and straight pipes.

Check engine light and mapping

Removing the primary catalysts can cause the secondary oxygen sensors to report values that trigger a warning light. This can be addressed with suitable O2 spacers or by using the correct ECU calibration. Contact us for guidance.

Professional installation

Fitting available at MJ Modifications in Warwickshire. For a quotation or booking, email info@mjmodifications.co.uk.

Part details

Part number: 525311

Brand: Supersprint

Warranty: Supersprint 3 year warranty

Legal and usage notice

For off-road and track use only where permitted. Not approved for use on public roads. For OPF GPF vehicles only.